Home / 2,449.14-3,379.75-1,330.03

Finding the Fourth Proportional to 2,449.14, 3,379.75 and 1,330.03

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Solution

The fourth proportional to 2,449.14, 3,379.75 and 1,330.03 is: 1,835.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.14 : 3,379.75 = 1,330.03 : x
  2. Step 2: Convert to fraction form
    2,449.14/3,379.75 = 1,330.03/x
  3. Step 3: Cross multiply
    2,449.14x = 3,379.75 × 1,330.03
  4. Step 4: Simplify right side
    2,449.14x = 4,495,168.89
  5. Step 5: Solve for x
    x = 4,495,168.89/2,449.14
  6. Step 6: Final answer
    x = 1,835.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.